Set PKI security


Set PKI Security for a PDF

Professional Standard Professional(TS)

You can apply restrictions to functionalities such as viewing, printing, and editing in a PDF based on the presence of an electronic certificate.

  1. Select the [File] menu > [Set Security] > [Set PKI Security].
  2. Adjust settings for Encryption and Verify Certificate under "Setup of encryption."
    Encryption
    Encryption level

    Choose [128bit-RC4 (Acrobat 6Compatible)], [128bit-AES] or [256bit-AES].
    Settable encryption will be changed by selected encryption level.

    Encrypt a character string and stream

    Encrypt all text strings within the PDF, as well as data streams (including attached files).

    Encrypt All document contents

    Encrypt everything, including all text strings, attached files, and metadata.

    If do metadata encryption, you can’t search the released PDF on the web in search engine such as WEB portal site, etc.

    Verification method
    Validity period This is valid if the valid date is after the starting date of certificate’s valid date and before the ending date of the valid term.
    CRL This is valid if the appropriate certificate is not included in the validate date.
    Trust Chain It is valid if chain from root CA certificate is constructed correctly in workstation for encryption and user.
    CRL Type (Only CRL Verification)

    CRL/OCSP

    Verify using revocation information downloaded from CRL and OCSP distribution points.
    CRL Only Verify using revocation information downloaded from CRL distribution points.
    Cash Only Off-line reference. You need to get the expired list preliminarily.
  3. Click [Next].
  4. In "Specification of a publisher," specify the issuer of this document.
    • The issuer is automatically granted administrative privileges for this document.
    • If no issuer is specified, the issuer may also be unable to access the document.
  5. Click [Next].
  6. In "Specification of a recipient," click [Add].
  7. From the certificate store in [MY] or [ADDRESSBOOK], perform a search for the recipient's certificate using filtering criteria such as name, email, verification method, and CRL verification. 
    Select the recipient from the search results and click [Add].
  8. Select the added recipient and click [Permissions].
  9. If you want to change the recipient's permissions, check [Restrict document printing and editing]. 
    Set permissions and click [OK].
  10. Review the settings and click [Complete].
  11. Confirm the message and click [OK].
  12. Execute [Save] or [Save As] to save the PDF.

Open a PDF with PKI Security

Professional Standard Viewer Professional(TS)

If the electronic certificate set for the 'Recipient' is installed on the PC, you can open a PDF with PKI security.

If the necessary certificate is not installed, a message will appear saying, 'Although this document was enciphered using the certificate, there is no certificate to decode.' and you won't be able to open the PDF.